SAT Subject Test Mathematics Level 1

and if  c   =   circumference   of  the base    and ℓ   =   slant   height, then

Sphere: If  r   =

radius, then

and Surface Area    =   4πr^2.

Pyramid: If B   =   area    of  the base    and h   =   height, then

1 . If 2^3 x−2 = 16, then x =

(A)

(B) 1

(C) 2

(D)

(E) 3